Antennas are classified according to directivity and can be divided into () antennas and () antennas.
(Select 2 Answers)
In a dual-link backup network, AP According to what distinguishes the main use AC And spare AC of()?
(Select 3 Answers)
20dBm Equivalent to () mW .
Indoor installation AP The power is generally () mW .
Regarding the functional characteristics of AP6010SN, which of the following statements is correct is ().
(Select 2 Answers)
exist 802.11 In the frame, which type of message is used by the terminal to receive data packets in the power-saving mode?
What frame does the wireless client passively scan to obtain the surrounding wireless network information ()?
Single area WLAN When planning, influence AP The factors of the number of deployment are ().
(Select 3 Answers)
In the WDS point-to-point network, the backbone link between Root AP and Leaf AP is connected in the 5GHz frequency band. The frequency band is 149. Which of the following frequency bands () should Leaf AP use?
about" AP6010DN
support 5GHz What are the wireless LAN standards for frequency
bands ()? (Select 2 Answers)
The lobe width is a very important parameter commonly used in directional antennas. It refers to the width of the antenna's radiation pattern below the peak (.)dB The angle of the premises
service-set What are the options that can be configured under ()? (Select 3 Answers)
What frame does the wireless client actively scan to obtain the surrounding wireless network information ()?
In huawei eSight The maximum number of layers supported by the location topology in the network management system is layer ().
In a point-to-multipoint networking environment, one device serves as the central device, and all other devices only establish wireless bridges with the central device to realize the interconnection of multiple networks. The disadvantage is that the intercommunication of multiple branch networks must be forwarded through the central bridge device.
CAPWAP Tunnel encapsulation AC The port number of the side data packet is5246 , The control message port number is5247 .
Int-Serv The model provides users with end-to-end absolute
802.11n MAC Which of the following are included in the layer improvement
technology ()? (Select 2 Answers)
The wireless LAN architecture is mainly divided into controller-based thin
CCMP Encryption ratio TKIP Encryption security is high because of ().
AP What factors are related to the coverage (). (Select 3 Answers)
Which of the following standards organizations implements WLAN technical interoperability for WLAN equipment certification ()?
BSSID Is actually AP of MAC Address, used to identify AP Managed BSS .
1999 Year, IEEE 802.11a The standard formulation is completed. The standard stipulates that the working frequency band of wireless local area network can reach the transmission rate 11Mbps .
5.15 ~5.825GHz , Data transmission
The following description about dual-link backup networking is incorrect ()
When a hardware failure occurs in an AP in the network, in order to avoid data reconfiguration, the user can quickly complete the AP replacement by configuring the AP.
replace.
WLAN middle,AP It has been working in a half-duplex state.
CAPWAP Which of the following standards organization proposed the agreement ()?
Among the following options, () is a prerequisite for enabling Huawei's load balancing function.
802.11a What kind of technology is used to implement the agreement?
CAPWAP The port number of the control message of the tunnel protocol is ().
By a wireless AP And what is the network of associated wireless clients called ()?
Which technology belongs to the wireless metropolitan area network () below?
Which of the following statements is correct ()?
(Select 2 Answers)
Which configuration methods does the wireless controller support ()?
(Select 3 Answers)
for AC+ thin AP The network architecture, the following description is wrong ().
eSight The network management is Huawei's dedicated network management platform, but it can only manage Huawei's own equipment.
WIDS Attack detection contains ().
(Select 3 Answers)
AC Perform the load balancing process according to () information.
802.11b Support () channels in the United States, among which () channels do not overlap?
If you want to create an open authentication security template, the following correct configuration is ().
In theory, the network cable used in the project cannot exceed ()rice.
The following () service model can provide end-to-end QoS services, but the scalability is not good.